ServiceStack JsonSerializer is based on JSV (the fastest text serializer for .NET), and is over 3.6x times faster than the BCL JsonDataContractSerializer and is around 3x faster than NewtonSoft JSON.NET (the previous fastest JSON serializer benchmarked).

"TimeTag is an open source time series database for Windows PowerShell and the .NET framework. A time series database is useful for capturing and compressing time series data into a fixed size container."

"Velocity" provides a highly scalable in-memory application cache for all kinds of data. It supports optimistic and pessimistic concurrency models, high availability, and a variety of cache configurations...